672478249862 has 32 divisors (see below), whose sum is σ = 1066590703200. Its totient is φ = 317108390400.

The previous prime is 672478249837. The next prime is 672478249867. The reversal of 672478249862 is 268942874276.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672478249867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29559812 + ... + 29582552.

It is an arithmetic number, because the mean of its divisors is an integer number (33330959475).

Almost surely, 2^672478249862 is an apocalyptic number.

672478249862 is a deficient number, since it is larger than the sum of its proper divisors (394112453338).

672478249862 is a wasteful number, since it uses less digits than its factorization.

672478249862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26232.

The product of its digits is 130056192, while the sum is 65.

The spelling of 672478249862 in words is "six hundred seventy-two billion, four hundred seventy-eight million, two hundred forty-nine thousand, eight hundred sixty-two".